| 11001 | Geo Engineering, Inc. | Houston, TX 77027 | Oil & Gas Operator | Jun 2009 |
| 11002 | Geo Exploration LLC | Oklahoma City, OK 73120-7116 | Oil & Gas Operator | Jun 2024 |
| 11003 | Geo Exploration, Inc | Paducah, KY 42002 | Oil Operator | Dec 2024 |
| 11004 | Geo Investment Inc. | | Oil & Gas Operator | Dec 2003 |
| 11005 | Geo Kat LLC | Millersport, OH 43046 | Oil & Gas Operator | Dec 2025 |
| 11006 | Geo Logic Environmental SRVCS LC | Kilgore, TX 75663 | Oil Operator | Dec 2011 |
| 11007 | Geo Matrix Energy Corp. | | Oil Operator | Jan 2025 |
| 11008 | Geo Oil & Gas Service, A General Partnership | Iola, KS 66749 | Oil & Gas Operator | Dec 2019 |
| 11009 | Geo Oil Co Inc | Bloomington, IN 47402 | Oil & Gas Operator | Dec 2023 |
| 11010 | Geo Petroleum, Inc. | Borger, TX 79007 | Oil & Gas Operator | Sep 2026 |
| 11011 | Geo-Earth Exploration Co Inc | Stillwater, OK 74076 | Oil & Gas Operator | May 1994 |
| 11012 | Geo-Graphic Production, Inc. | Gonzales, TX 78629 | Oil & Gas Operator | Sep 2026 |
| 11013 | Geo-Sax Petroleum | | Oil & Gas Operator | May 2026 |
| 11014 | Geo-Vest Of Texas, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2008 |
| 11015 | Geo. R. Shaw Living Trust | Wichita, KS 67202 | Gas Operator | Dec 2009 |
| 11016 | Geo720 LLC | Shattuck, OK 73858 | Oil & Gas Operator | Mar 2016 |
| 11017 | Geodessa Corpora | | Oil Operator | Jul 1984 |
| 11018 | Geodominion Petroleum | Corpus Chrsti, TX 78403 | Oil & Gas Operator | May 2012 |
| 11019 | Geodynamics Oil & Gas, Inc | | Oil & Gas Operator | Feb 1983 |
| 11020 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |
| 11021 | Geodyne Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2010 |
| 11022 | Geoex Resources Inc | | Oil & Gas Operator | Jan 1997 |
| 11023 | Geoex, Inc. | Williamson, WV 25661 | Oil & Gas Operator | Dec 2024 |
| 11024 | Geolinear Co. | | Oil & Gas Operator | Jul 1996 |
| 11025 | Geological & Engineering Consultants | | Oil & Gas Operator | Jun 2026 |
| 11026 | Geomark Resources, L.L.C. | Lubbock, TX 79453 | Oil & Gas Operator | Sep 2026 |
| 11027 | Geomeg Energy Operating Co., LLC | Aransas Pass, TX 78336 | Oil & Gas Operator | Sep 2026 |
| 11028 | Geomeg Operating, LLC | Dripping SPGS, TX 78620 | Oil Operator | Nov 2010 |
| 11029 | Geomet Operating Co., Inc. | | Gas Operator | Dec 2013 |
| 11030 | Geonatural Resources, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Sep 2026 |
| 11031 | Geopetra Partners, LLC | Irving, TX 75063 | Oil & Gas Operator | Sep 2026 |
| 11032 | Geopetro Inc | Worthington, OH 43085 | Oil & Gas Operator | Dec 1994 |
| 11033 | Geopetro LLC | Worthington, OH 43085-2316 | Oil & Gas Operator | Jun 2026 |
| 11034 | Geoquest Energy Inc | Enid, OK 73706-0216 | Oil & Gas Operator | Nov 2015 |
| 11035 | Georesources, Inc. | Williston, ND 58802-1505 | Oil & Gas Operator | Dec 2024 |
| 11036 | George A. Haddad, Jr. | | Oil & Gas Operator | Mar 2000 |
| 11037 | George A. Jones | | Oil & Gas Operator | Jan 2018 |
| 11038 | George Barron | | Oil & Gas Operator | Jan 1998 |
| 11039 | George Belchic, Jr. | | Oil Operator | Aug 2008 |
| 11040 | George Cunyus, Trustee | | Oil Operator | Feb 1987 |
| 11041 | George D. Hartfield Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2024 |
| 11042 | George E. Wise | | Oil Operator | Dec 1989 |
| 11043 | George Energy, LLC | | Oil Operator | Dec 2024 |
| 11044 | George H Fentress | Wheatridge, CO 80034 | Gas Operator | Jun 1999 |
| 11045 | George H Russell Oil & Gas Investments Inc | Mustang, OK 73064 | Oil & Gas Operator | Oct 2023 |
| 11046 | George Interests | Tyler, TX 75703 | Oil & Gas Operator | Jul 1995 |
| 11047 | George J. Peckham Jr. | | Oil Operator | Dec 1999 |
| 11048 | George Kahn Operating Co. & Robert W. Lee | | Oil & Gas Operator | Dec 2017 |
| 11049 | George L Wilhite,SR. | | Oil Operator | Oct 1981 |
| 11050 | George M. Bagley | | Oil Operator | Dec 2024 |
| 11051 | George R Schurman | | Oil & Gas Operator | Oct 2015 |
| 11052 | George R. Brown | | Oil & Gas Operator | Mar 1984 |
| 11053 | George Tarver Operating Co., LLC | | Oil & Gas Operator | Dec 2024 |
| 11054 | George Taylor & Sons Oil LLC | Ringling, OK 73456 | Oil Operator | Jun 2026 |
| 11055 | George W Plant Drilling | Corning, OH 43730 | Oil Operator | Dec 2025 |
| 11056 | George, Dale R. | Olathe, KS 66062 | Oil Operator | Dec 2007 |
| 11057 | George, Jon & Suzan | Linwood, NY 14486 | Gas Operator | Dec 2025 |
| 11058 | George, Mark | Leroy, KS 66857 | Oil Operator | May 2026 |
| 11059 | Georgeanne & Thomas E Beresnyak | | Gas Operator | Dec 2018 |
| 11060 | Georgetown Exploration, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 1995 |
| 11061 | Georgetown Operating Company | Oklahoma City, OK 73113 | Oil & Gas Operator | Jun 2019 |
| 11062 | Georgia-Pacific Corp. | Atlanta, GA 30348 | Gas Operator | May 1986 |
| 11063 | Geoseis Inc | | Oil Operator | Oct 1988 |
| 11064 | Geoson Oil Compa | | Oil Operator | Jun 1984 |
| 11065 | Geosouthern Energy Corporation | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2026 |
| 11066 | Geosouthern Operating II, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2026 |
| 11067 | Geostrat Inc. | Addison, TX 75001 | Oil & Gas Operator | Nov 2011 |
| 11068 | Geostrata Inc | Chagrin Falls, OH 44022 | Oil & Gas Operator | Dec 1993 |
| 11069 | Geosurveys, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Sep 2026 |
| 11070 | Geotech Production Inc | Centennial, CO 80016 | Oil Operator | Apr 2011 |
| 11071 | Geoterre Operating, L.L.C. | Baton Rouge, LA 70809 | Oil & Gas Operator | Sep 2026 |
| 11072 | Geotrac Energy Corporation | Abilene, TX 79604 | Oil & Gas Operator | Jul 2000 |
| 11073 | Gep Haynesville II, LLC | | Gas Operator | Dec 2024 |
| 11074 | Gep Haynesville, LLC | | Gas Operator | Dec 2021 |
| 11075 | Gepard Energy Inc | The Woodlands, TX 77380 | Oil & Gas Operator | Sep 2026 |
| 11076 | Gerald C. Eddy | | Oil & Gas Operator | Oct 1987 |
| 11077 | Gerald E Williams | | Oil Operator | Nov 1992 |
| 11078 | Gerald Michaelis Oil | | Oil Operator | Apr 2026 |
| 11079 | Gerber Energy Co | | Oil Operator | Apr 1995 |
| 11080 | Gerber, Charles J. | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 11081 | Gergen Homes Inc. | | Oil & Gas Operator | Dec 2006 |
| 11082 | German Oil Company LLC | | Oil Operator | May 2026 |
| 11083 | German Petroleum Company | Tulsa, OK 74169-1953 | Oil & Gas Operator | Oct 2009 |
| 11084 | Germany Exploration Co | Carrollton, TX 75006 | Oil & Gas Operator | Nov 1986 |
| 11085 | Germany Oil Company | Tulsa, OK 74135 | Oil & Gas Operator | Oct 2002 |
| 11086 | Germany Operating Company | Houston, TX 77090 | Oil & Gas Operator | Sep 2011 |
| 11087 | Gernatt Asphalt Products, Inc. | Collins, NY 14034 | Gas Operator | Dec 2025 |
| 11088 | Gernatt, Chad R & Amy | Collins, NY 14034 | Gas Operator | Dec 2025 |
| 11089 | Geronimo Oil Co. | Corpus Chrsti, TX 78476 | Oil & Gas Operator | Mar 2008 |
| 11090 | Gerry Thames | Tulsa, OK 74107 | Gas Operator | Mar 2008 |
| 11091 | Gerry-Mac Oil, Inc. | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 11092 | Gerstenkorn Oil Production, A General Partnership | Independence, KS 67301 | Oil Operator | May 2026 |
| 11093 | Gerstner, Joe | Ness City, KS 67560 | Oil Operator | Mar 2016 |
| 11094 | Gerwan Oil Company | Oklahoma City, OK 73159 | Oil Operator | Mar 2011 |
| 11095 | Get Pumping LLC | Drummond, OK 73735 | Oil & Gas Operator | Jul 2026 |
| 11096 | Getty Og Operating LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Jun 2026 |
| 11097 | Getty Oil Company | Hays, KS 67601 | Oil & Gas Operator | Mar 2015 |
| 11098 | Getty Oil Company & Bodcaw Co. | | Oil & Gas Operator | Oct 1979 |
| 11099 | Getty Reserve Oil Inc | White Plains, NY 10650 | Oil & Gas Operator | Mar 2005 |
| 11100 | Geurin Oil & Gas | Saint Jo, TX 76265 | Oil & Gas Operator | Oct 2022 |